Organohalogen concentrations and a gross and histologic ...

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Table 1b Significant results from the multiple regression analyses of skull bone mineral density (BMD) versus age and year of kill in East Greenland polar bears during 1892-2002. Age/sex group Equation r 2 page pyok n Subadults BMD=0.193*age–0.00254*yok+6.3 0.64
Table 3 Significant results from the multiple regression analyses of skull bone mineral density (BMD) versus age and contaminant concentrations in East Greenland polar bears sampled during 1999-2001. Age/sex group Equation r 2 page pcont n Subadults BMD=0.26*age–0.25*[Ln(∑-PCBs)]+3.1 0.59
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National Environmental Research Ins
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National Environmental Research Ins
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Contents Summary 7 Resumé 11 Prefa
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Paper III-b Periodontitis and tooth
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Summary Marine mammals in the Arcti
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elations between histological chang
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Resumé Betydelige mængder svært
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signifikante relationer blev fundet
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Preface Since ca. 1960 signficant a
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Acquarone, Poul Johansen and Inge B
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Abbreviations ∑ Sum of congeners
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Introduction Study area and samplin
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content and composition) varying wi
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Of the PCBs found in the East Green
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son Bay bears while the difference
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Individual levels and biological ef
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No. skulls collected 50 45 40 35 30
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temperature extremes and/or food av
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Chapter 3 Bone mineral density and
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BMD analysed by DXA reflects the ar
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Table 4 Range in the levels (ng/g l
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Chapter 4 Liver histology of East G
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Table 7 Levels of ∑-PCBs, ∑-DDT
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Frequency (%) 100 80 60 40 20 Sever
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Effects of PBBs (PolyBrominated Bip
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Etiology and pathogenesis E Figure
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common sign (Acland 1995, Feldman 1
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Conclusions and final assessments O
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of CYP-450 activity that impact cir
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Regarding renal tissue, we will try
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Bernhoft, A., Ø. Wiig and J. U. Sk
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Feldman, E. C. (1995): Hyperadrenoc
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(eds.): Ringed seals in the North A
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McCormack, K. M., W. M. Kluwe, V. L
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Rosing-Asvid, A., E. W. Born and M.
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Valentino, R., S. Savastano, A. P.
Page 73 and 74: Paper I Seasonal and temporal trend
Page 75 and 76: eproductive rates of seals in the B
Page 77 and 78: concentrations of the 41 individual
Page 79 and 80: Figure 1 Capture locations of the p
Page 81 and 82: Table 4 Results of ANOVAs (F-value
Page 83 and 84: Long-Term Temporal Changes in OC Co
Page 85 and 86: Discussion Geographical Variation i
Page 87 and 88: sen et al. (2001) studied the trend
Page 89 and 90: higher than reported in other studi
Page 91 and 92: Bergman A, Olsson M. Pathology of b
Page 93 and 94: Muir D, Norstrom RJ. Geographical d
Page 95 and 96: Wiig Ø, Gjertz I, Hansson R, Thoma
Page 97 and 98: Key words: polar bear, Ursus mariti
Page 99 and 100: 2. Materials and methods 2.1 Sampli
Page 101 and 102: 2.3 Age Determination The age deter
Page 103 and 104: No. skulls collected 50 45 40 35 30
Page 105 and 106: Table 4 Results (test and p-values)
Page 107 and 108: Table 6 Results from F-tests (p-val
Page 109 and 110: (oxy-chlordane, trans-chlordane, ci
Page 111 and 112: Also Pertoldi et al. (1997) investi
Page 113 and 114: study could not document a relation
Page 115 and 116: Lie E, Bernhoft A, Riget FF, Beliko
Page 117 and 118: function in harbour seals (Phoca vi
Page 119 and 120: (p=0.94). Negative correlation betw
Page 121 and 122: Osteodensitometry X-ray osteodensit
Page 123: Figure 2 BMD (g cm 2 ) in skulls fr
Page 127 and 128: 2003) and plasma retinol and thyroi
Page 129 and 130: Comiso JC. 2002. A rapidly declinin
Page 131 and 132: Manalagas SC, Jilka RJ. 1995. Bone
Page 133 and 134: Valentine DW, Soulé M. 1973. Effec
Page 135 and 136: have the potential for adverse heal
Page 137 and 138: Dioxin-like contaminants Extraction
Page 139 and 140: Concentration 9000 8000 7000 6000 5
Page 141 and 142: Acknowledgements Danish Cooperation
Page 143 and 144: Polischuk, S. C., R. J. Letcher, R.
Page 145 and 146: Paper IV Liver histology of free-ra
Page 147 and 148: Histology All tissue samples were t
Page 149 and 150: Figure 1 Hepatic lipid accumulation
Page 151 and 152: Figure 2 Left: Portal mononuclear c
Page 153 and 154: Relationship between histology and
Page 155 and 156: kinson 1996). Due to these mechanis
Page 157 and 158: sues. Arctic Monitoring and Assessm
Page 159 and 160: van Duursen, M.B.M., Sanderson, J.
Page 161 and 162: Introduction Polar bears (Ursus mar
Page 163 and 164: Briefly, ∑PCBs is the sum (s) of
Page 165 and 166: Figure 1 Bottom: example of glomeru
Page 167 and 168: Figure 3 Tubular cell proliferation
Page 169 and 170: Hyalin casts Hyalin casts were eval
Page 171 and 172: Figure 6 Hyperemia (arrows) in the
Page 173 and 174: al., 2003). We did not find such a
Page 175 and 176:
ANDERSEN, M., E. LIE, A. E. DEROCHE
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LUROSS, J. M., M. ALAEE, D. B. SERG
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organic mercury in liver and kidney
Page 181 and 182:
Introduction Polar bears (Ursus mar
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Macroscopic examination of reproduc
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Results and discussion The female p
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SC II PC/LC Figure 2 The histology
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The relatively low levels of analys
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(Table 4), and we therefore conclud
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Acknowledgements Danish Cooperation
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Letcher RJ, Klasson-Wehler E, Bergm
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Swart RL, Ross PS, Vedder LJ, Timme
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10. Heier, A., C. Sonne, A. Gröne,
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crine organs and skulls in the East
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To investigate the relation between
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